<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<form action="javascript:alert('test')">
    <h4>城市:</h4>
<!--创建单选下拉列表-->
<!-- <select name="provise" id="provise">-->
<!--    创建多选下拉列表-->
    <select name="provise" id="provise" multiple>
        <option value="bj">北京</option>
        <option value="tj">天津</option>
        <option value="sh">上海</option>
    </select>
</form>
</body>
</html>